import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: Like
 * Date: 2021-04-14
 * Time: 8:48
 */


public class input {
    public BufferedReader reader;
    public StringTokenizer tokenizer;

    public void InputReader(InputStream stream) {
        reader = new BufferedReader(new InputStreamReader(stream), 32768);
        tokenizer = null;
    }

    public String next() {
        while (tokenizer == null || !tokenizer.hasMoreTokens()) {
            try {
                tokenizer = new StringTokenizer(reader.readLine());
            } catch (IOException e) {
                throw new RuntimeException(e);
            }
        }
        return tokenizer.nextToken();
    }

    public int nextInt() {
        return Integer.parseInt(next());
    }

    public static void main(String[] args) {
        input input = new input();
        input.InputReader(System.in);
        while (input.next()!=null) {
        System.out.println(input.nextInt());

        Character a='a';
        String b="a";
        StringBuffer stringBuffer = new StringBuffer();

        }

}}
